Dell as such a brand is best but this laptop is not one of their best in this price range.
its processor or graphic card are of far too old version to support the high end apps of todays world. it has i7 2nd gen which was launched 7-8 years ago. and thus can not support games and apps. Processor speed is also not that good. even after overclocking it provides only 2.1ghz which is definitely not good.
ram of 8gb or16gb is achievable in this price range compared to the ram that it gives